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Intel Core2 Extreme Q6800 vs AMD Phenom II X4 940

The AMD Phenom II X4 940 is newer than Intel Core2 Extreme Q6800 @ 2.93GHz also around 9% faster in multi-threaded (CPU Mark) testing, it is around 7% faster in single-thread testing. However, AMD Phenom II X4 940 uses around 50% more power. All the CPUs in this comparison belong in the Desktop CPU Class.The values below were tabulated from a combined 647 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×Intel Core2 Extreme Q6800 @ 2.93GHz×AMD Phenom II X4 940+ ADD
Price Search Online Search Online
Socket TypeLGA775AM2+
CPU ClassDesktopDesktop
Clockspeed2.9 GHz3.0 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores4 (Threads: 4)4 (Threads: 4)
CacheL1: 256KB, L2: 8.0MB, L3: 0MBL1: 512KB, L2: 2.0MB, L3: 6MB
TDP75W125W
Yearly Running Cost$13.69$22.81
Other
First Seen on ChartQ4 2008Q1 2009
# of Samples51596
CPU Value1.911.1
Single Thread Rating(% diff. to max in group)1124(-7.3%)1212(0.0%)
CPU Mark(% diff. to max in group)2145(-8.7%)2351(0.0%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.

CPU Mark Rating
As of 8th of April 2025 - Higher results represent better performance
Intel Core2 Extreme Q6800 @ 2.93GHz
2,145
AMD Phenom II X4 940
2,351
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 8th of April 2025 - Higher results represent better value
Intel Core2 Extreme Q6800 @ 2.93GHz
1.9
AMD Phenom II X4 940
11.1
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 8th of April 2025 - Higher results represent better performance
Intel Core2 Extreme Q6800 @ 2.93GHz
1,124
AMD Phenom II X4 940
1,212
PassMark Software © 2008-2025
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
Intel Core2 Extreme Q6800 @ 2.93GHz AMD Phenom II X4 940
Max TDP75W125W
Power consumption per day (kWh)0.150.25
Running cost per day$0.037$0.063
Power consumption per year (kWh)54.891.3
Running cost per year$13.69$22.81
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.